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<head><meta charset="utf-8"><title>Meeting 2021-07-19 · project-portable-simd · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/index.html">project-portable-simd</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html">Meeting 2021-07-19</a></h3>

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<a name="246510857"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246510857" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246510857">(Jul 19 2021 at 20:40)</a>:</h4>
<p>Hello hello. Do we have a quorum today?<br>
<a href="https://hackmd.io/3UxVY3yqRIqXvMj-pzcuBA?both">https://hackmd.io/3UxVY3yqRIqXvMj-pzcuBA?both</a></p>



<a name="246513007"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513007" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513007">(Jul 19 2021 at 20:57)</a>:</h4>
<p>looks like it is us!<br>
<span class="user-mention" data-user-id="312331">@Caleb Zulawski</span> re: <a href="https://github.com/rust-lang/stdsimd/pull/145">https://github.com/rust-lang/stdsimd/pull/145</a><br>
I think we should try to be conservative in adding aliases because they go a step further in paving the path of "recommended usage".</p>



<a name="246513151"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513151" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513151">(Jul 19 2021 at 20:58)</a>:</h4>
<p>I am mostly just thinking that it seems like a valid use case, and the aliases are significantly less verbose than the actual type</p>



<a name="246513248"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513248" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513248">(Jul 19 2021 at 21:00)</a>:</h4>
<p>hi</p>



<a name="246513550"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513550" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513550">(Jul 19 2021 at 21:00)</a>:</h4>
<p>I don't personally have a strong preference other than maybe the two choices should be "every useful alias" or "no aliases at all"</p>



<a name="246513624"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513624" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513624">(Jul 19 2021 at 21:01)</a>:</h4>
<p>Oh about the 32-bit version I agree.</p>



<a name="246513880"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513880" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513880">(Jul 19 2021 at 21:02)</a>:</h4>
<p>RISC-V's P extension also supports 32-bit SIMD</p>



<a name="246513943"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246513943" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246513943">(Jul 19 2021 at 21:02)</a>:</h4>
<p>mostly re:this.</p>
<blockquote>
<p>Now I'm not so sure this is correct, and perhaps we should be providing aliases for all vectors with 2 (or even 1?) through 32 lanes.</p>
</blockquote>



<a name="246514107"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514107" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514107">(Jul 19 2021 at 21:02)</a>:</h4>
<p>So arm does have the concept of things like f64x1 which we also don't have</p>



<a name="246514205"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514205" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514205">(Jul 19 2021 at 21:03)</a>:</h4>
<p>hmm.</p>



<a name="246514435"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514435" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514435">(Jul 19 2021 at 21:04)</a>:</h4>
<p>I guess all I mean is rather than going off of weird corner case architecture quirks maybe we should do anything that might be useful to a user. I could see i8x2 being useful to someone even though it's not really a 1:1 hardware mapping</p>



<a name="246514585"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514585" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514585">(Jul 19 2021 at 21:05)</a>:</h4>
<p>i8x2 and i64x2 aren't really different in any other way beyond specific hardware</p>



<a name="246514596"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514596" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514596">(Jul 19 2021 at 21:05)</a>:</h4>
<p>If we're going to provide all of i16x2, i32x2, i64x2, f32x2, f64x2, I think we should have i8x2 as well for consistency's sake</p>



<a name="246514624"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514624" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514624">(Jul 19 2021 at 21:05)</a>:</h4>
<p>Yeah exactly.</p>



<a name="246514863"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514863" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514863">(Jul 19 2021 at 21:06)</a>:</h4>
<p>hmm.</p>



<a name="246514901"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246514901" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246514901">(Jul 19 2021 at 21:06)</a>:</h4>
<p>Right now there are no vector types (except maybe risc v?) that extend beyond 64 elements so that may be a good threshold instead of a byte width</p>



<a name="246515042"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515042" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515042">(Jul 19 2021 at 21:07)</a>:</h4>
<p>SimpleV, when combined with sub-vectors, gets you to 256 elements</p>



<a name="246515110"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515110" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515110">(Jul 19 2021 at 21:07)</a>:</h4>
<p>ARM SVE gets you to i8x1024</p>



<a name="246515136"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515136" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515136">(Jul 19 2021 at 21:07)</a>:</h4>
<p>I think I am not persuaded <em>yet</em> but I can see it, and as long as we don't expose f64x1 tbh I am okay.</p>



<a name="246515296"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515296" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515296">(Jul 19 2021 at 21:08)</a>:</h4>
<p>Since nothing would prevent you from doing 256 I think we need to draw a line somewhere and I'd be comfortable with 64</p>



<a name="246515306"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515306" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515306">(Jul 19 2021 at 21:08)</a>:</h4>
<p>for some reason the idea of that alias makes me break out in hives.</p>



<a name="246515410"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515410" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515410">(Jul 19 2021 at 21:08)</a>:</h4>
<p>I think we should provide length-1 vectors because it could have implications on the compiled code unfortunately</p>



<a name="246515541"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515541" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515541">(Jul 19 2021 at 21:09)</a>:</h4>
<p>They aren't the same as f64 etc because they should have larger alignment</p>



<a name="246515542"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515542" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515542">(Jul 19 2021 at 21:09)</a>:</h4>
<p>len 1 <em>vectors</em> in the compiler yes the alias no.</p>



<a name="246515766"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515766" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515766">(Jul 19 2021 at 21:10)</a>:</h4>
<p>i think picking 64 as an arbitrary stopping point for type aliases is reasonable, I think the generic types should work for all vector lengths &gt;= 1 up to 2^16 or 2^20</p>



<a name="246515774"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515774" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515774">(Jul 19 2021 at 21:10)</a>:</h4>
<p>Like I can take allergy medicine while working on this if the consensus is "yes f64x1" but it feels terribly wrong somehow, it starts to make me think "no aliases".</p>



<a name="246515798"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515798" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515798">(Jul 19 2021 at 21:10)</a>:</h4>
<p>They're not super common but they are used and I think it would be consistent</p>



<a name="246515904"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515904" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515904">(Jul 19 2021 at 21:11)</a>:</h4>
<p><a href="https://doc.rust-lang.org/core/arch/aarch64/struct.float64x1_t.html">https://doc.rust-lang.org/core/arch/aarch64/struct.float64x1_t.html</a></p>



<a name="246515906"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515906" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515906">(Jul 19 2021 at 21:11)</a>:</h4>
<p>Fyi</p>



<a name="246515914"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515914" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515914">(Jul 19 2021 at 21:11)</a>:</h4>
<p>But consensus is merge this for now?</p>



<a name="246515921"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515921" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515921">(Jul 19 2021 at 21:11)</a>:</h4>
<p>gross</p>



<a name="246515947"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246515947" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246515947">(Jul 19 2021 at 21:11)</a>:</h4>
<p>Yeah probably</p>



<a name="246516009"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516009" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516009">(Jul 19 2021 at 21:12)</a>:</h4>
<p>It's no less consistent than our current list of aliases</p>



<a name="246516056"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516056" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516056">(Jul 19 2021 at 21:12)</a>:</h4>
<p>I can be a big queer if I have to but there is just something aesthetically wrong to me about that.</p>



<a name="246516108"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516108" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516108">(Jul 19 2021 at 21:13)</a>:</h4>
<p>It really just comes down to alignment I think</p>



<a name="246516135"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516135" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516135">(Jul 19 2021 at 21:13)</a>:</h4>
<p>"this is a 1-length array with simd alignment"</p>



<a name="246516143"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516143" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516143">(Jul 19 2021 at 21:13)</a>:</h4>
<p>I'd suggest having aliases for all TxN where N is a power of 2 in <code>2..=64</code></p>



<a name="246516271"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516271" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516271">(Jul 19 2021 at 21:14)</a>:</h4>
<p>Yeah I think ignoring the 1-length vector question that's a good idea</p>



<a name="246516832"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246516832" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246516832">(Jul 19 2021 at 21:18)</a>:</h4>
<p>on <a href="https://github.com/rust-lang/stdsimd/issues/109">stdsimd#109</a>: no progress, been busy with other things</p>



<a name="246517469"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517469" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517469">(Jul 19 2021 at 21:24)</a>:</h4>
<p><a href="https://github.com/rust-lang/stdsimd/issues/144">stdsimd#144</a> seems fine and necessary yeah.<br>
an ICE you say?</p>



<a name="246517498"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517498" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517498">(Jul 19 2021 at 21:24)</a>:</h4>
<p>I think the ICE has been resolved in nightly</p>



<a name="246517519"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517519" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517519">(Jul 19 2021 at 21:24)</a>:</h4>
<p>I thought it was something we did, but for once it wasn't</p>



<a name="246517611"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517611" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517611">(Jul 19 2021 at 21:25)</a>:</h4>
<p>lol</p>



<a name="246517710"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517710" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517710">(Jul 19 2021 at 21:26)</a>:</h4>
<p><span class="user-mention silent" data-user-id="229517">Jacob Lifshay</span> <a href="#narrow/stream/257879-project-portable-simd/topic/Meeting.202021-07-19/near/246516832">said</a>:</p>
<blockquote>
<p>on <a href="https://github.com/rust-lang/stdsimd/issues/109">stdsimd#109</a>: no progress, been busy with other things</p>
</blockquote>
<p>that's fine! thank you for all your hard work on that seriously.</p>



<a name="246517740"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517740" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517740">(Jul 19 2021 at 21:26)</a>:</h4>
<p>the ice must've melted -- summer :P</p>



<a name="246517972"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246517972" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246517972">(Jul 19 2021 at 21:29)</a>:</h4>
<p>I think we can just merge <a href="https://github.com/rust-lang/rust/issues/141">#141</a> and <a href="https://github.com/rust-lang/rust/issues/144">#144</a>. <br>
q re: <a href="https://github.com/rust-lang/rust/issues/141">#141</a> tho'... the feature flag is fine but do we want to rename our repo to be less confusing? last chance.</p>



<a name="246518021"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518021" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518021">(Jul 19 2021 at 21:29)</a>:</h4>
<p>To portable-simd?</p>



<a name="246518051"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518051" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518051">(Jul 19 2021 at 21:29)</a>:</h4>
<p>yes.</p>



<a name="246518139"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518139" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518139">(Jul 19 2021 at 21:30)</a>:</h4>
<p>I don't have a strong opinion either way</p>



<a name="246518142"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518142" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518142">(Jul 19 2021 at 21:30)</a>:</h4>
<p>renaming sounds good to me, stdsimd was unfortunately already taken</p>



<a name="246518205"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518205" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518205">(Jul 19 2021 at 21:31)</a>:</h4>
<p>Yeah it might be worth it only because it's confusing</p>



<a name="246518236"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518236" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518236">(Jul 19 2021 at 21:31)</a>:</h4>
<p>iirc github redirects should take care of linkrot</p>



<a name="246518289"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518289" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518289">(Jul 19 2021 at 21:32)</a>:</h4>
<p>Yeah it has sparked a bit of confusion and it would require like... I would wanna make sure links get fixed but I am willing to guarantee that works in a followup PR.</p>



<a name="246518422"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518422" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518422">(Jul 19 2021 at 21:33)</a>:</h4>
<p>( basically worst case is to just rebase the repo to rewrite a few commit messages <span aria-label="sweat smile" class="emoji emoji-1f605" role="img" title="sweat smile">:sweat_smile:</span> )</p>



<a name="246518582"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518582" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518582">(Jul 19 2021 at 21:34)</a>:</h4>
<p>Probably worth doing sooner rather than later</p>



<a name="246518586"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518586" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518586">(Jul 19 2021 at 21:34)</a>:</h4>
<p>please no rebasing...plenty of people have forks and don't want to have to figure out how to rebase on upstream...</p>



<a name="246518717"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518717" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518717">(Jul 19 2021 at 21:36)</a>:</h4>
<p>indeed, I am interested in making it work without rebasing but I would rather break people This Once, y'know?</p>



<a name="246518863"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518863" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518863">(Jul 19 2021 at 21:38)</a>:</h4>
<p>it would be the same content, only metadata rewrites, so nothing should actually break.</p>



<a name="246518905"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518905" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518905">(Jul 19 2021 at 21:38)</a>:</h4>
<p>I'd expect that github redirects should take care of broken links, we can just leave the outdated links in commit messages and people can just see that they redirect if they click on them</p>



<a name="246518970"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246518970" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246518970">(Jul 19 2021 at 21:39)</a>:</h4>
<p>I agree that github can probably handle it, just for simplicity</p>



<a name="246519067"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519067" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519067">(Jul 19 2021 at 21:40)</a>:</h4>
<p>Even if in some scenario it doesn't, it's not absolutely impossible to track down the correct link</p>



<a name="246519123"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519123" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519123">(Jul 19 2021 at 21:40)</a>:</h4>
<p>if github can't handle that, we can create a stdsimd repo that just says to go to the portable-simd repo</p>



<a name="246519357"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519357" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519357">(Jul 19 2021 at 21:43)</a>:</h4>
<p>though renaming the repo seems significant enough that we might want to post an issue and have some time for asynchronous review for those who aren't here today</p>



<a name="246519369"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519369" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519369">(Jul 19 2021 at 21:43)</a>:</h4>
<p>yes.</p>



<a name="246519374"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519374" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519374">(Jul 19 2021 at 21:43)</a>:</h4>
<p>and rename next meeting</p>



<a name="246519662"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519662" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519662">(Jul 19 2021 at 21:46)</a>:</h4>
<p>I... think we should merge <a href="https://github.com/rust-lang/stdsimd/issues/131">stdsimd#131</a> and add cargo fmt to CI.</p>



<a name="246519710"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519710" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519710">(Jul 19 2021 at 21:47)</a>:</h4>
<p>Probably</p>



<a name="246519995"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246519995" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246519995">(Jul 19 2021 at 21:50)</a>:</h4>
<p><span class="user-mention silent" data-user-id="229517">Jacob Lifshay</span> <a href="#narrow/stream/257879-project-portable-simd/topic/Meeting.202021-07-19/near/246519357">said</a>:</p>
<blockquote>
<p>though renaming the repo seems significant enough that we might want to post an issue and have some time for asynchronous review for those who aren't here today<br>
and rename next meeting</p>
</blockquote>
<p>Yes, sounds good.</p>



<a name="246520042"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520042" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520042">(Jul 19 2021 at 21:51)</a>:</h4>
<p>Anyone wanna pop an ish for cargo fmt in CI?</p>



<a name="246520173"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520173" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520173">(Jul 19 2021 at 21:52)</a>:</h4>
<p>I can add it later, that's a good idea</p>



<a name="246520195"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520195" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520195">(Jul 19 2021 at 21:53)</a>:</h4>
<p>Might be worth opening an issue just so we don't forget</p>



<a name="246520685"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520685" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520685">(Jul 19 2021 at 21:59)</a>:</h4>
<p>is it okay if I squash <a href="https://github.com/rust-lang/stdsimd/issues/144">stdsimd#144</a>?</p>



<a name="246520862"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520862" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520862">(Jul 19 2021 at 22:01)</a>:</h4>
<p>Go for it</p>



<a name="246520863"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520863" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520863">(Jul 19 2021 at 22:01)</a>:</h4>
<p>re: fmt, it might be a concern in rust-lang/rust so it's a good idea to be checking on our end.</p>



<a name="246520968"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246520968" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246520968">(Jul 19 2021 at 22:02)</a>:</h4>
<p>True, there's a check there as well</p>



<a name="246521005"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521005" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521005">(Jul 19 2021 at 22:02)</a>:</h4>
<p>merge conflict on <a href="https://github.com/rust-lang/rust/issues/141">#141</a>, whoops.</p>



<a name="246521019"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521019" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521019">(Jul 19 2021 at 22:02)</a>:</h4>
<p>it would be really handy to have something like kwrobot in <a href="https://gitlab.kitware.com/utils/rust-gitlab/-/merge_requests/215">https://gitlab.kitware.com/utils/rust-gitlab/-/merge_requests/215</a></p>



<a name="246521075"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521075" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jacob Lifshay <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521075">(Jul 19 2021 at 22:03)</a>:</h4>
<p>where it automatically checks formatting and can reformat your pull request for you</p>



<a name="246521153"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521153" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521153">(Jul 19 2021 at 22:04)</a>:</h4>
<p>I want to discuss <a href="https://github.com/rust-lang/stdsimd/issues/142">stdsimd#142</a> but that can be async.</p>



<a name="246521208"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521208" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521208">(Jul 19 2021 at 22:04)</a>:</h4>
<p>sorryyyyy~</p>



<a name="246521218"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521218" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521218">(Jul 19 2021 at 22:04)</a>:</h4>
<p>Thank you all for coming!</p>



<a name="246521238"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521238" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521238">(Jul 19 2021 at 22:04)</a>:</h4>
<p>Sure, I actually have a high level discussion for 142 we can have elsewhere</p>



<a name="246521399"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521399" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521399">(Jul 19 2021 at 22:07)</a>:</h4>
<p>Oh, I see what the problem is. This can be fixed in a better way.</p>



<a name="246521711"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246521711" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246521711">(Jul 19 2021 at 22:10)</a>:</h4>
<p>...or not lol.</p>



<a name="246523011"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246523011" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246523011">(Jul 19 2021 at 22:25)</a>:</h4>
<p>Okay NOW I got a fix, bleh.</p>



<a name="246523272"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246523272" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246523272">(Jul 19 2021 at 22:28)</a>:</h4>
<div class="codehilite" data-code-language="Diff"><pre><span></span><code><span class="gd">-#![feature(repr_simd, platform_intrinsics, simd_ffi, const_generics, stdsimd)]</span>
<span class="gi">+#![feature(</span>
<span class="gi">+    const_generics,</span>
<span class="gi">+    platform_intrinsics,</span>
<span class="gi">+    repr_simd,</span>
<span class="gi">+    simd_ffi,</span>
<span class="gi">+    staged_api,</span>
<span class="gi">+    stdsimd,</span>
<span class="gi">+)]</span>
</code></pre></div>



<a name="246523811"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246523811" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Caleb Zulawski <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246523811">(Jul 19 2021 at 22:34)</a>:</h4>
<p>Ah yes, adding staged API went past the line limit or something</p>



<a name="246523879"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246523879" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246523879">(Jul 19 2021 at 22:35)</a>:</h4>
<p>Nah, it was just a bunch of things on the same line which is git conflict prone so I intentionally separated them out.</p>



<a name="246524022"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246524022" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246524022">(Jul 19 2021 at 22:37)</a>:</h4>
<p>It can get in once CI passes.</p>



<a name="246529950"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/257879-project-portable-simd/topic/Meeting%202021-07-19/near/246529950" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jubilee <a href="https://rust-lang.github.io/zulip_archive/stream/257879-project-portable-simd/topic/Meeting.202021-07-19.html#246529950">(Jul 20 2021 at 00:05)</a>:</h4>
<p>And has.</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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